1. Family: Poaceae Barnhart
    1. Genus: Puccinellia Parl.
      1. Puccinellia vaginata (Lange) Fernald & Weath.

        This species is accepted, and its native range is E. Siberia to Russian Far East, Subarctic America to Canada.

    [GB]
    Habit
    Perennial; caespitose. Culms geniculately ascending; 12-20 cm long. Ligule an eciliate membrane; 0.8-2 mm long; truncate, or obtuse. Leaf-blades 4-6 cm long; 1-2 mm wide. Leaf-blade surface smooth, or scaberulous; rough adaxially. Leaf-blade margins smooth, or scaberulous.
    Inflorescences
    Inflorescence a panicle; subtended by an inflated leaf-sheath. Panicle open; pyramidal; 3-12 cm long. Primary panicle branches appressed, or ascending. Spikelets solitary. Fertile spikelets pedicelled. Pedicels tip rectangular.
    Spikelets
    Spikelets comprising 4-7 fertile florets; with diminished florets at the apex. Spikelets oblong; laterally compressed; 4.5-8 mm long; breaking up at maturity; disarticulating below each fertile floret.
    Fertile
    Spikelets comprising 4-7 fertile florets; with diminished florets at the apex. Spikelets oblong; laterally compressed; 4.5-8 mm long; breaking up at maturity; disarticulating below each fertile floret.
    Glume
    Glumes persistent; dissimilar; shorter than spikelet. Lower glume orbicular, or obovate; 0.7-2 mm long; 0.5-0.75 length of upper glume; membranous; without keels; 1 -veined. Lower glume lateral veins absent. Lower glume apex erose; obtuse. Upper glume orbicular, or obovate; 1.4-2.6 mm long; 0.6-0.8 length of adjacent fertile lemma; membranous; without keels; 3 -veined. Upper glume apex erose; obtuse.
    Florets
    Fertile lemma ovate; 2.4-3 mm long; membranous; much thinner above; without keel; 5 -veined. Lemma lateral veins obscure; stopping well short of apex. Lemma surface pubescent; hairy below; hairy on veins. Lemma apex erose; truncate, or obtuse. Palea 1 length of lemma; 2 -veined. Palea keels scabrous; eciliate; adorned below. Apical sterile florets resembling fertile though underdeveloped.
    Flowers
    Anthers 3; 0.6-0.8 mm long. Ovary glabrous.
    Fruits
    Caryopsis with adherent pericarp; 1.7-2.3 mm long. Hilum punctiform.
    Distribution
    Asia-temperate: Soviet far east. North America: Subarctic, western Canada, and eastern Canada.
    Reference
    Poeae. Circumpolar Fl 1994.

    Images

    Distribution

    Native to:

    Alaska, Greenland, Labrador, Magadan, Manitoba, Northwest Territorie, Nunavut, Ontario, Québec, Sakhalin, Yakutskiya, Yukon

    Puccinellia vaginata (Lange) Fernald & Weath. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Berlin, J.A. [s.n.], Greenland K000789648
    Duggan [s.n.], Greenland K000789647
    Holm, H.T. [s.n.], Greenland K000789649
    Apr 1, 2003 Ohwi, J. [s.n.], Russian Federation Puccinellia sachalinensis K000098599 isotype
    Ohwi, J. [s.n.], Russian Federation Puccinellia sachalinensis K000098600 isotype

    First published in Rhodora 18: 14 (1917)

    Accepted by

    • Flora of North America Editorial Committee (2007). Flora of North America North of Mexico 24: 1-908. Oxford University Press, New York, Oxford.
    • Clayton, W.D., Harman, K.T. & Williamson, H. (2006). World Grass Species - Synonymy database The Board of Trustees of the Royal Botanic Gardens, Kew.
    • Malyschev, L.I. & Peschkova, G.A. (eds.) (2001). Flora of Siberia 2: 1-362. Scientific Publishers, Inc., Enfield, Plymouth.
    • Kharkevich, S.S., Probatova, N.S. & Novikov, V.S. (1985). Sosudistye rasteniia sovetskogo Dal’nego Vostoka 1: 1-383. Izd-vo "Nauka," Leningradskoe otd-nie, Leningrad.

    Literature

    Kew Backbone Distributions
    • Flora of North America Editorial Committee (2007). Flora of North America North of Mexico 24: 1-908. Oxford University Press, New York, Oxford.
    • Malyschev, L.I. & Peschkova, G.A. (eds.) (2001). Flora of Siberia 2: 1-362. Scientific Publishers, Inc., Enfield, Plymouth.
    • Kharkevich, S.S., Probatova, N.S. & Novikov, V.S. (1985). Sosudistye rasteniia sovetskogo Dal’nego Vostoka 1: 1-383. Izd-vo "Nauka," Leningradskoe otd-nie, Leningrad.

    Sources

    GrassBase - The Online World Grass Flora
    http://creativecommons.org/licenses/by-nc-sa/3.0

    Herbarium Catalogue Specimens
    'The Herbarium Catalogue, Royal Botanic Gardens, Kew. Published on the Internet http://www.kew.org/herbcat [accessed on Day Month Year]'. Please enter the date on which you consulted the system.
    Digital Image © Board of Trustees, RBG Kew http://creativecommons.org/licenses/by/3.0/

    Kew Backbone Distributions
    The International Plant Names Index and World Checklist of Selected Plant Families 2019. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
    © Copyright 2017 World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0

    Kew Names and Taxonomic Backbone
    The International Plant Names Index and World Checklist of Selected Plant Families 2019. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
    © Copyright 2017 International Plant Names Index and World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0